CN102246580B - 支持上行链路多点协作的优化 - Google Patents

支持上行链路多点协作的优化 Download PDF

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Publication number
CN102246580B
CN102246580B CN200980148944.0A CN200980148944A CN102246580B CN 102246580 B CN102246580 B CN 102246580B CN 200980148944 A CN200980148944 A CN 200980148944A CN 102246580 B CN102246580 B CN 102246580B
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China
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mobile device
base station
uplink
saltus step
resource
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CN200980148944.0A
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English (en)
Chinese (zh)
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CN102246580A (zh
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R·保兰基
A·Y·戈罗霍夫
J·蒙托霍
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Qualcomm Inc
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Qualcomm Inc
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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/022—Site diversity; Macro-diversity
    • H04B7/024—Co-operative use of antennas of several sites, e.g. in co-ordinated multipoint or co-operative multiple-input multiple-output [MIMO] systems
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J11/00—Orthogonal multiplex systems, e.g. using WALSH codes
    • H04J11/0023—Interference mitigation or co-ordination
    • H04J11/005—Interference mitigation or co-ordination of intercell interference
    • H04J11/0053—Interference mitigation or co-ordination of intercell interference using co-ordinated multipoint transmission/reception
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J13/00—Code division multiplex systems
    • H04J13/0007—Code type
    • H04J13/0055—ZCZ [zero correlation zone]
    • H04J13/0059—CAZAC [constant-amplitude and zero auto-correlation]
    • H04J13/0062—Zadoff-Chu
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/0202—Channel estimation
    • H04L25/0224—Channel estimation using sounding signals
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/0001—Arrangements for dividing the transmission path
    • H04L5/0003—Two-dimensional division
    • H04L5/0005—Time-frequency
    • H04L5/0007—Time-frequency the frequencies being orthogonal, e.g. OFDM(A), DMT
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/003—Arrangements for allocating sub-channels of the transmission path
    • H04L5/0032—Distributed allocation, i.e. involving a plurality of allocating devices, each making partial allocation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/003—Arrangements for allocating sub-channels of the transmission path
    • H04L5/0048—Allocation of pilot signals, i.e. of signals known to the receiver
    • H04L5/0051—Allocation of pilot signals, i.e. of signals known to the receiver of dedicated pilots, i.e. pilots destined for a single user or terminal
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/0091—Signaling for the administration of the divided path
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/20—Control channels or signalling for resource management
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/20—Control channels or signalling for resource management
    • H04W72/21—Control channels or signalling for resource management in the uplink direction of a wireless link, i.e. towards the network
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/0202—Channel estimation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/50—Allocation or scheduling criteria for wireless resources
    • H04W72/54—Allocation or scheduling criteria for wireless resources based on quality criteria
    • H04W72/541—Allocation or scheduling criteria for wireless resources based on quality criteria using the level of interference

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Power Engineering (AREA)
  • Mobile Radio Communication Systems (AREA)
CN200980148944.0A 2008-12-08 2009-12-08 支持上行链路多点协作的优化 Active CN102246580B (zh)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US12065908P 2008-12-08 2008-12-08
US61/120,659 2008-12-08
US12/632,094 2009-12-07
US12/632,094 US9019903B2 (en) 2008-12-08 2009-12-07 Optimization to support uplink coordinated multi-point
PCT/US2009/067214 WO2010077690A1 (fr) 2008-12-08 2009-12-08 Optimisations pour permettre, en liaisons montantes, le multipoint coordonné

Publications (2)

Publication Number Publication Date
CN102246580A CN102246580A (zh) 2011-11-16
CN102246580B true CN102246580B (zh) 2015-05-06

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN200980148944.0A Active CN102246580B (zh) 2008-12-08 2009-12-08 支持上行链路多点协作的优化

Country Status (7)

Country Link
US (1) US9019903B2 (fr)
EP (1) EP2374215B1 (fr)
JP (1) JP5539383B2 (fr)
KR (1) KR101321906B1 (fr)
CN (1) CN102246580B (fr)
TW (1) TW201106747A (fr)
WO (1) WO2010077690A1 (fr)

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Also Published As

Publication number Publication date
KR20110094133A (ko) 2011-08-19
US9019903B2 (en) 2015-04-28
TW201106747A (en) 2011-02-16
WO2010077690A1 (fr) 2010-07-08
JP2012511295A (ja) 2012-05-17
CN102246580A (zh) 2011-11-16
JP5539383B2 (ja) 2014-07-02
EP2374215A1 (fr) 2011-10-12
US20100142466A1 (en) 2010-06-10
KR101321906B1 (ko) 2013-10-28
EP2374215B1 (fr) 2016-02-10

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